A surprise development may have turned the market for artificial intelligence (AI) chips on its head. DeepSeek, a China-based start-up, developed an open-source large language model, claiming it took two months and cost less than $6 million.

Will 2025 be the year that the king of the artificial intelligence (AI) sector is dethroned? To be sure, chipmaking giant Nvidia (NASDAQ: NVDA) isn't likely to take a trip to the dungeon. One obvious place to look would be among the companies Nvidia itself has invested in.

Shares of Nvidia fell about 1% Thursday and briefly dipped below a key technical measure. That could mean more downside ahead. Nvidia stock has now tumbled nearly 11% so far this

DeepSeek just took the market by storm, launching a large-language artificial intelligence (AI) model very similar to OpenAI's ChatGPT but at a fraction of the development cost, at least according to the Chinese start-up behind the technology.